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STOC
2009
ACM
167views Algorithms» more  STOC 2009»
15 years 10 months ago
Universally utility-maximizing privacy mechanisms
A mechanism for releasing information about a statistical database with sensitive data must resolve a trade-off between utility and privacy. Publishing fully accurate information ...
Arpita Ghosh, Tim Roughgarden, Mukund Sundararajan
MOBIHOC
2008
ACM
15 years 9 months ago
Analyzing DISH for multi-channel MAC protocols in wireless networks
For long, node cooperation has been exploited as a data relaying mechanism. However, the wireless channel allows for much richer interaction between nodes. One such scenario is in...
Tie Luo, Mehul Motani, Vikram Srinivasan
CGF
2011
14 years 1 months ago
Visual Exploration of Time-Series Data with Shape Space Projections
Time-series data is a common target for visual analytics, as they appear in a wide range of application domains. Typical tasks in analyzing time-series data include identifying cy...
Matthew O. Ward, Zhenyu Guo
MM
2003
ACM
145views Multimedia» more  MM 2003»
15 years 2 months ago
Proscenium: a framework for spatio-temporal video editing
We present an approach to video editing where movie sequences are treated as spatio-temporal volumes that can be sheered and warped under user control. This simple capability enab...
Eric P. Bennett, Leonard McMillan
CHI
2011
ACM
14 years 1 months ago
Twitinfo: aggregating and visualizing microblogs for event exploration
Microblogs are a tremendous repository of user-generated content about world events. However, for people trying to understand events by querying services like Twitter, a chronolog...
Adam Marcus 0002, Michael S. Bernstein, Osama Bada...